102101211010102 has 16 divisors (see below), whose sum is σ = 153825548544000. Its totient is φ = 50826042501120.

The previous prime is 102101211010087. The next prime is 102101211010129. The reversal of 102101211010102 is 201010112101201.

It is a happy number.

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, 10734774 + ... + 17872822.

It is an arithmetic number, because the mean of its divisors is an integer number (9614096784000).

Almost surely, 2^{102101211010102} is an apocalyptic number.

102101211010102 is a deficient number, since it is larger than the sum of its proper divisors (51724337533898).

102101211010102 is a wasteful number, since it uses less digits than its factorization.

102101211010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7169511.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102101211010102 its reverse (201010112101201), we get a palindrome (303111323111303).

The spelling of 102101211010102 in words is "one hundred two trillion, one hundred one billion, two hundred eleven million, ten thousand, one hundred two".