61121403300151 has 16 divisors (see below), whose sum is σ = 63774994877440. Its totient is φ = 58525434882720.

The previous prime is 61121403300091. The next prime is 61121403300197. The reversal of 61121403300151 is 15100330412116.

It is a cyclic number.

It is not a de Polignac number, because 61121403300151 - 2²⁵ = 61121369745719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61121403304151) 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, 33158835 + ... + 34953556.

It is an arithmetic number, because the mean of its divisors is an integer number (3985937179840).

Almost surely, 2^{61121403300151} is an apocalyptic number.

61121403300151 is a deficient number, since it is larger than the sum of its proper divisors (2653591577289).

61121403300151 is a wasteful number, since it uses less digits than its factorization.

61121403300151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68112814.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 61121403300151 its reverse (15100330412116), we get a palindrome (76221733712267).

The spelling of 61121403300151 in words is "sixty-one trillion, one hundred twenty-one billion, four hundred three million, three hundred thousand, one hundred fifty-one".