101121020102 has 8 divisors (see below), whose sum is σ = 154908796896. Its totient is φ = 49484754472.

The previous prime is 101121020081. The next prime is 101121020111. The reversal of 101121020102 is 201020121101.

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, 537877673 + ... + 537877860.

It is an arithmetic number, because the mean of its divisors is an integer number (19363599612).

Almost surely, 2^101121020102 is an apocalyptic number.

101121020102 is a deficient number, since it is larger than the sum of its proper divisors (53787776794).

101121020102 is a wasteful number, since it uses less digits than its factorization.

101121020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075755582.

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

Adding to 101121020102 its reverse (201020121101), we get a palindrome (302141141203).

The spelling of 101121020102 in words is "one hundred one billion, one hundred twenty-one million, twenty thousand, one hundred two".