102111221201102 has 16 divisors (see below), whose sum is σ = 161232147196560. Its totient is φ = 48367302242112.

The previous prime is 102111221201057. The next prime is 102111221201117. The reversal of 102111221201102 is 201102122111201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30935303 + ... + 34076610.

It is an arithmetic number, because the mean of its divisors is an integer number (10077009199785).

Almost surely, 2^{102111221201102} is an apocalyptic number.

102111221201102 is a deficient number, since it is larger than the sum of its proper divisors (59120925995458).

102111221201102 is a wasteful number, since it uses less digits than its factorization.

102111221201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65053267.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102111221201102 its reverse (201102122111201), we get a palindrome (303213343312303).

The spelling of 102111221201102 in words is "one hundred two trillion, one hundred eleven billion, two hundred twenty-one million, two hundred one thousand, one hundred two".