211002102022020 has 96 divisors (see below), whose sum is σ = 626599542562560. Its totient is φ = 52938517378560.

The previous prime is 211002102022009. The next prime is 211002102022037. The reversal of 211002102022020 is 20220201200112.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253195115 + ... + 1253363474.

It is an arithmetic number, because the mean of its divisors is an integer number (6527078568360).

Almost surely, 2^{211002102022020} is an apocalyptic number.

211002102022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211002102022020 is an abundant number, since it is smaller than the sum of its proper divisors (415597440540540).

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

211002102022020 is a wasteful number, since it uses less digits than its factorization.

211002102022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506558685 (or 2506558683 counting only the distinct ones).

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

Adding to 211002102022020 its reverse (20220201200112), we get a palindrome (231222303222132).

The spelling of 211002102022020 in words is "two hundred eleven trillion, two billion, one hundred two million, twenty-two thousand, twenty".