2101101210102 has 16 divisors (see below), whose sum is σ = 4291610982912. Its totient is φ = 685465642920.

The previous prime is 2101101210097. The next prime is 2101101210107. The reversal of 2101101210102 is 2010121011012.

It is an interprime number because it is at equal distance from previous prime (2101101210097) and next prime (2101101210107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101101210107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3725356474 + ... + 3725357037.

It is an arithmetic number, because the mean of its divisors is an integer number (268225686432).

Almost surely, 2^{2101101210102} is an apocalyptic number.

2101101210102 is an abundant number, since it is smaller than the sum of its proper divisors (2190509772810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2101101210102 is a wasteful number, since it uses less digits than its factorization.

2101101210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7450713563.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2101101210102 its reverse (2010121011012), we get a palindrome (4111222221114).

The spelling of 2101101210102 in words is "two trillion, one hundred one billion, one hundred one million, two hundred ten thousand, one hundred two".