121120102070 has 32 divisors (see below), whose sum is σ = 237850421760. Its totient is φ = 44040972640.

The previous prime is 121120102069. The next prime is 121120102087. The reversal of 121120102070 is 70201021121.

It is a congruent number.

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, 3009299 + ... + 3049281.

It is an arithmetic number, because the mean of its divisors is an integer number (7432825680).

Almost surely, 2^121120102070 is an apocalyptic number.

121120102070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120102070 is a deficient number, since it is larger than the sum of its proper divisors (116730319690).

121120102070 is a wasteful number, since it uses less digits than its factorization.

121120102070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67540.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 121120102070 its reverse (70201021121), we get a palindrome (191321123191).

The spelling of 121120102070 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred two thousand, seventy".