61021101120110 has 16 divisors (see below), whose sum is σ = 110293741282032. Its totient is φ = 24307160611200.

The previous prime is 61021101120107. The next prime is 61021101120139. The reversal of 61021101120110 is 1102110112016.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12659977076 + ... + 12659981895.

It is an arithmetic number, because the mean of its divisors is an integer number (6893358830127).

Almost surely, 2^{61021101120110} is an apocalyptic number.

61021101120110 is a deficient number, since it is larger than the sum of its proper divisors (49272640161922).

61021101120110 is a wasteful number, since it uses less digits than its factorization.

61021101120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25319959219.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 61021101120110 its reverse (1102110112016), we get a palindrome (62123211232126).

The spelling of 61021101120110 in words is "sixty-one trillion, twenty-one billion, one hundred one million, one hundred twenty thousand, one hundred ten".