10210100021121 has 128 divisors (see below), whose sum is σ = 18319827456000. Its totient is φ = 4884822236160.

The previous prime is 10210100021117. The next prime is 10210100021159. The reversal of 10210100021121 is 12112000101201.

It is not a de Polignac number, because 10210100021121 - 2² = 10210100021117 is a prime.

It is a super-2 number, since 2×10210100021121² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10210100021097 and 10210100021106.

It is not an unprimeable number, because it can be changed into a prime (10210100021171) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3660844795 + ... + 3660847583.

It is an arithmetic number, because the mean of its divisors is an integer number (143123652000).

Almost surely, 2^{10210100021121} is an apocalyptic number.

10210100021121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10210100021121 is a deficient number, since it is larger than the sum of its proper divisors (8109727434879).

10210100021121 is a wasteful number, since it uses less digits than its factorization.

10210100021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10210100021121 its reverse (12112000101201), we get a palindrome (22322100122322).

The spelling of 10210100021121 in words is "ten trillion, two hundred ten billion, one hundred million, twenty-one thousand, one hundred twenty-one".