121001424610 has 32 divisors (see below), whose sum is σ = 237620293632. Its totient is φ = 43997278080.

The previous prime is 121001424563. The next prime is 121001424611. The reversal of 121001424610 is 16424100121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (121001424611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1866399 + ... + 1930141.

It is an arithmetic number, because the mean of its divisors is an integer number (7425634176).

Almost surely, 2^121001424610 is an apocalyptic number.

121001424610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121001424610 is a deficient number, since it is larger than the sum of its proper divisors (116618869022).

121001424610 is a wasteful number, since it uses less digits than its factorization.

121001424610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81018.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 121001424610 its reverse (16424100121), we get a palindrome (137425524731).

The spelling of 121001424610 in words is "one hundred twenty-one billion, one million, four hundred twenty-four thousand, six hundred ten".