101121120102 has 16 divisors (see below), whose sum is σ = 207708247152. Its totient is φ = 32796038880.

The previous prime is 101121120101. The next prime is 101121120131. The reversal of 101121120102 is 201021121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121120101) 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, 227750049 + ... + 227750492.

It is an arithmetic number, because the mean of its divisors is an integer number (12981765447).

Almost surely, 2^101121120102 is an apocalyptic number.

101121120102 is an abundant number, since it is smaller than the sum of its proper divisors (106587127050).

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

101121120102 is a wasteful number, since it uses less digits than its factorization.

101121120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455500583.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101121120102 its reverse (201021121101), we get a palindrome (302142241203).

Subtracting 101121120102 from its reverse (201021121101), we obtain a palindrome (99900000999).

The spelling of 101121120102 in words is "one hundred one billion, one hundred twenty-one million, one hundred twenty thousand, one hundred two".