101020111122010 has 32 divisors (see below), whose sum is σ = 191437839927360. Its totient is φ = 38275042549248.

The previous prime is 101020111122001. The next prime is 101020111122059. The reversal of 101020111122010 is 10221111020101.

It is a happy number.

It is a super-2 number, since 2×101020111122010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42326572 + ... + 44649511.

It is an arithmetic number, because the mean of its divisors is an integer number (5982432497730).

Almost surely, 2^{101020111122010} is an apocalyptic number.

101020111122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101020111122010 is a deficient number, since it is larger than the sum of its proper divisors (90417728805350).

101020111122010 is a wasteful number, since it uses less digits than its factorization.

101020111122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86982222.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101020111122010 its reverse (10221111020101), we get a palindrome (111241222142111).

The spelling of 101020111122010 in words is "one hundred one trillion, twenty billion, one hundred eleven million, one hundred twenty-two thousand, ten".