211021020222000 has 160 divisors (see below), whose sum is σ = 690485976021504. Its totient is φ = 55432387296000.

The previous prime is 211021020221989. The next prime is 211021020222029. The reversal of 211021020222000 is 222020120112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262061956 + ... + 262865955.

Almost surely, 2^{211021020222000} is an apocalyptic number.

211021020222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211021020222000 is an abundant number, since it is smaller than the sum of its proper divisors (479464955799504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211021020222000 is a wasteful number, since it uses less digits than its factorization.

211021020222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524928004 (or 524927988 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 211021020222000 its reverse (222020120112), we get a palindrome (211243040342112).

The spelling of 211021020222000 in words is "two hundred eleven trillion, twenty-one billion, twenty million, two hundred twenty-two thousand".