61242013101010 has 128 divisors (see below), whose sum is σ = 135207810662400. Its totient is φ = 19528435238400.

The previous prime is 61242013100993. The next prime is 61242013101023. The reversal of 61242013101010 is 1010131024216.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 824091 + ... + 11097889.

It is an arithmetic number, because the mean of its divisors is an integer number (1056311020800).

Almost surely, 2^{61242013101010} is an apocalyptic number.

61242013101010 is an abundant number, since it is smaller than the sum of its proper divisors (73965797561390).

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

61242013101010 is a wasteful number, since it uses less digits than its factorization.

61242013101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10273952.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 61242013101010 its reverse (1010131024216), we get a palindrome (62252144125226).

The spelling of 61242013101010 in words is "sixty-one trillion, two hundred forty-two billion, thirteen million, one hundred one thousand, ten".