101021010121210 has 16 divisors (see below), whose sum is σ = 184028635306656. Its totient is φ = 39921555806608.

The previous prime is 101021010121201. The next prime is 101021010121217. The reversal of 101021010121210 is 12121010120101.

It is a happy number.

It is a super-2 number, since 2×101021010121210² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101021010121217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60856029364 + ... + 60856031023.

It is an arithmetic number, because the mean of its divisors is an integer number (11501789706666).

Almost surely, 2^{101021010121210} is an apocalyptic number.

101021010121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101021010121210 is a deficient number, since it is larger than the sum of its proper divisors (83007625185446).

101021010121210 is a wasteful number, since it uses less digits than its factorization.

101021010121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121712060477.

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

Adding to 101021010121210 its reverse (12121010120101), we get a palindrome (113142020241311).

The spelling of 101021010121210 in words is "one hundred one trillion, twenty-one billion, ten million, one hundred twenty-one thousand, two hundred ten".