101000002121122 has 16 divisors (see below), whose sum is σ = 163181649085560. Its totient is φ = 46607442878592.

The previous prime is 101000002121089. The next prime is 101000002121159. The reversal of 101000002121122 is 221121200000101.

It can be written as a sum of positive squares in 4 ways, for example, as 35203586094121 + 65796416027001 = 5933261^2 + 8111499^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330790963 + ... + 331096150.

Almost surely, 2^{101000002121122} is an apocalyptic number.

101000002121122 is a deficient number, since it is larger than the sum of its proper divisors (62181646964438).

101000002121122 is a wasteful number, since it uses less digits than its factorization.

101000002121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661892997.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101000002121122 its reverse (221121200000101), we get a palindrome (322121202121223).

The spelling of 101000002121122 in words is "one hundred one trillion, two million, one hundred twenty-one thousand, one hundred twenty-two".