122001010011010 has 32 divisors (see below), whose sum is σ = 244649240241840. Its totient is φ = 43493198262528.

The previous prime is 122001010010933. The next prime is 122001010011029. The reversal of 122001010011010 is 10110010100221.

It can be written as a sum of positive squares in 8 ways, for example, as 7526139311161 + 114474870699849 = 2743381^2 + 10699293^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16180501537 + ... + 16180509076.

Almost surely, 2^{122001010011010} is an apocalyptic number.

122001010011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122001010011010 is an abundant number, since it is smaller than the sum of its proper divisors (122648230230830).

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

122001010011010 is a wasteful number, since it uses less digits than its factorization.

122001010011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32361010662.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 122001010011010 its reverse (10110010100221), we get a palindrome (132111020111231).

The spelling of 122001010011010 in words is "one hundred twenty-two trillion, one billion, ten million, eleven thousand, ten".