101156551102 has 4 divisors (see below), whose sum is σ = 151734826656. Its totient is φ = 50578275550.

The previous prime is 101156551087. The next prime is 101156551109. The reversal of 101156551102 is 201155651101.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101156551109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25289137774 + ... + 25289137777.

It is an arithmetic number, because the mean of its divisors is an integer number (37933706664).

Almost surely, 2^101156551102 is an apocalyptic number.

101156551102 is a deficient number, since it is larger than the sum of its proper divisors (50578275554).

101156551102 is an equidigital number, since it uses as much as digits as its factorization.

101156551102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50578275553.

The product of its (nonzero) digits is 1500, while the sum is 28.

Subtracting 101156551102 from its reverse (201155651101), we obtain a palindrome (99999099999).

The spelling of 101156551102 in words is "one hundred one billion, one hundred fifty-six million, five hundred fifty-one thousand, one hundred two".