101121321766 has 16 divisors (see below), whose sum is σ = 152382480768. Its totient is φ = 50327222400.

The previous prime is 101121321757. The next prime is 101121321767. The reversal of 101121321766 is 667123121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121321767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6164896 + ... + 6181276.

It is an arithmetic number, because the mean of its divisors is an integer number (9523905048).

Almost surely, 2^101121321766 is an apocalyptic number.

101121321766 is a deficient number, since it is larger than the sum of its proper divisors (51261159002).

101121321766 is a wasteful number, since it uses less digits than its factorization.

101121321766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30447.

The product of its (nonzero) digits is 3024, while the sum is 31.

Adding to 101121321766 its reverse (667123121101), we get a palindrome (768244442867).

The spelling of 101121321766 in words is "one hundred one billion, one hundred twenty-one million, three hundred twenty-one thousand, seven hundred sixty-six".