1010121221102 has 24 divisors (see below), whose sum is σ = 1783794115656. Its totient is φ = 427693319088.

The previous prime is 1010121221101. The next prime is 1010121221107. The reversal of 1010121221102 is 2011221210101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010121221101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62084393 + ... + 62100660.

It is an arithmetic number, because the mean of its divisors is an integer number (74324754819).

Almost surely, 2^{1010121221102} is an apocalyptic number.

1010121221102 is a deficient number, since it is larger than the sum of its proper divisors (773672894554).

1010121221102 is a wasteful number, since it uses less digits than its factorization.

1010121221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124185152 (or 124185145 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1010121221102 its reverse (2011221210101), we get a palindrome (3021342431203).

The spelling of 1010121221102 in words is "one trillion, ten billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred two".