121002222303102 has 64 divisors (see below), whose sum is σ = 278013253976064. Its totient is φ = 34392618822240.

The previous prime is 121002222303101. The next prime is 121002222303103. The reversal of 121002222303102 is 201303222200121.

It is an interprime number because it is at equal distance from previous prime (121002222303101) and next prime (121002222303103).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002222303101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16465083 + ... + 22651785.

It is an arithmetic number, because the mean of its divisors is an integer number (4343957093376).

Almost surely, 2^{121002222303102} is an apocalyptic number.

121002222303102 is an abundant number, since it is smaller than the sum of its proper divisors (157011031672962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121002222303102 is a wasteful number, since it uses less digits than its factorization.

121002222303102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6189133.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 121002222303102 its reverse (201303222200121), we get a palindrome (322305444503223).

The spelling of 121002222303102 in words is "one hundred twenty-one trillion, two billion, two hundred twenty-two million, three hundred three thousand, one hundred two".