101361120465 has 64 divisors (see below), whose sum is σ = 179830886400. Its totient is φ = 48339782400.

The previous prime is 101361120431. The next prime is 101361120481. The reversal of 101361120465 is 564021163101.

It is a happy number.

It is not a de Polignac number, because 101361120465 - 2¹⁶ = 101361054929 is a prime.

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, 5133031 + ... + 5152739.

It is an arithmetic number, because the mean of its divisors is an integer number (2809857600).

Almost surely, 2^101361120465 is an apocalyptic number.

101361120465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101361120465 is a deficient number, since it is larger than the sum of its proper divisors (78469765935).

101361120465 is a wasteful number, since it uses less digits than its factorization.

101361120465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20238.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 101361120465 its reverse (564021163101), we get a palindrome (665382283566).

The spelling of 101361120465 in words is "one hundred one billion, three hundred sixty-one million, one hundred twenty thousand, four hundred sixty-five".