101102021051 has 2 divisors, whose sum is σ = 101102021052. Its totient is φ = 101102021050.

The previous prime is 101102021029. The next prime is 101102021123. The reversal of 101102021051 is 150120201101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101102021051 - 2¹⁸ = 101101758907 is a prime.

It is not a weakly prime, because it can be changed into another prime (101102021351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50551010525 + 50551010526.

It is an arithmetic number, because the mean of its divisors is an integer number (50551010526).

Almost surely, 2^101102021051 is an apocalyptic number.

101102021051 is a deficient number, since it is larger than the sum of its proper divisors (1).

101102021051 is an equidigital number, since it uses as much as digits as its factorization.

101102021051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 101102021051 its reverse (150120201101), we get a palindrome (251222222152).

The spelling of 101102021051 in words is "one hundred one billion, one hundred two million, twenty-one thousand, fifty-one".