122021120021010 has 128 divisors (see below), whose sum is σ = 351010872520704. Its totient is φ = 26542488403200.

The previous prime is 122021120020963. The next prime is 122021120021041. The reversal of 122021120021010 is 10120021120221.

It is a super-3 number, since 3×122021120021010³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63168216 + ... + 65071235.

It is an arithmetic number, because the mean of its divisors is an integer number (2742272441568).

Almost surely, 2^{122021120021010} is an apocalyptic number.

122021120021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122021120021010 is an abundant number, since it is smaller than the sum of its proper divisors (228989752499694).

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

122021120021010 is a wasteful number, since it uses less digits than its factorization.

122021120021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128239688.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122021120021010 its reverse (10120021120221), we get a palindrome (132141141141231).

The spelling of 122021120021010 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred twenty million, twenty-one thousand, ten".