100121011822492 has 24 divisors (see below), whose sum is σ = 189018691582896. Its totient is φ = 46226793470208.

The previous prime is 100121011822483. The next prime is 100121011822493. The reversal of 100121011822492 is 294228110121001.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121011822493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13890258858 + ... + 13890266065.

It is an arithmetic number, because the mean of its divisors is an integer number (7875778815954).

Almost surely, 2^{100121011822492} is an apocalyptic number.

It is an amenable number.

100121011822492 is a deficient number, since it is larger than the sum of its proper divisors (88897679760404).

100121011822492 is a wasteful number, since it uses less digits than its factorization.

100121011822492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27780524997 (or 27780524995 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 34.

Adding to 100121011822492 its reverse (294228110121001), we get a palindrome (394349121943493).

The spelling of 100121011822492 in words is "one hundred trillion, one hundred twenty-one billion, eleven million, eight hundred twenty-two thousand, four hundred ninety-two".