100121222231310 has 64 divisors (see below), whose sum is σ = 274836334348800. Its totient is φ = 22866673729152.

The previous prime is 100121222231269. The next prime is 100121222231341. The reversal of 100121222231310 is 13132222121001.

100121222231310 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×100121222231310² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189079425 + ... + 189608204.

It is an arithmetic number, because the mean of its divisors is an integer number (4294317724200).

Almost surely, 2^{100121222231310} is an apocalyptic number.

100121222231310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121222231310 is an abundant number, since it is smaller than the sum of its proper divisors (174715112117490).

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

100121222231310 is a wasteful number, since it uses less digits than its factorization.

100121222231310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378688905.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 100121222231310 its reverse (13132222121001), we get a palindrome (113253444352311).

The spelling of 100121222231310 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred thirty-one thousand, three hundred ten".