101010120021010 has 32 divisors (see below), whose sum is σ = 184183271919360. Its totient is φ = 39878833143552.

The previous prime is 101010120021001. The next prime is 101010120021071. The reversal of 101010120021010 is 10120021010101.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 19779184 + ... + 24356443.

It is an arithmetic number, because the mean of its divisors is an integer number (5755727247480).

Almost surely, 2^{101010120021010} is an apocalyptic number.

101010120021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101010120021010 is a deficient number, since it is larger than the sum of its proper divisors (83173151898350).

101010120021010 is a wasteful number, since it uses less digits than its factorization.

101010120021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44138610.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101010120021010 its reverse (10120021010101), we get a palindrome (111130141031111).

The spelling of 101010120021010 in words is "one hundred one trillion, ten billion, one hundred twenty million, twenty-one thousand, ten".