202012200221012 has 96 divisors (see below), whose sum is σ = 398922899816448. Its totient is φ = 88991910639104.

The previous prime is 202012200221003. The next prime is 202012200221017. The reversal of 202012200221012 is 210122002210202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012200221017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1644092003 + ... + 1644214869.

It is an arithmetic number, because the mean of its divisors is an integer number (4155446873088).

Almost surely, 2^{202012200221012} is an apocalyptic number.

It is an amenable number.

202012200221012 is a deficient number, since it is larger than the sum of its proper divisors (196910699595436).

202012200221012 is a wasteful number, since it uses less digits than its factorization.

202012200221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145325 (or 145323 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202012200221012 its reverse (210122002210202), we get a palindrome (412134202431214).

The spelling of 202012200221012 in words is "two hundred two trillion, twelve billion, two hundred million, two hundred twenty-one thousand, twelve".