101211020102 has 8 divisors (see below), whose sum is σ = 152159232456. Its totient is φ = 50491275952.

The previous prime is 101211020083. The next prime is 101211020173. The reversal of 101211020102 is 201020112101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57115943 + ... + 57117714.

It is an arithmetic number, because the mean of its divisors is an integer number (19019904057).

Almost surely, 2^101211020102 is an apocalyptic number.

101211020102 is a deficient number, since it is larger than the sum of its proper divisors (50948212354).

101211020102 is a wasteful number, since it uses less digits than its factorization.

101211020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114234102.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101211020102 its reverse (201020112101), we get a palindrome (302231132203).

The spelling of 101211020102 in words is "one hundred one billion, two hundred eleven million, twenty thousand, one hundred two".