2101432302102 has 32 divisors (see below), whose sum is σ = 4803320991744. Its totient is φ = 600403334400.

The previous prime is 2101432302091. The next prime is 2101432302107. The reversal of 2101432302102 is 2012032341012.

It is a super-2 number, since 2×2101432302102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101432302107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5881227 + ... + 6228297.

It is an arithmetic number, because the mean of its divisors is an integer number (150103780992).

Almost surely, 2^{2101432302102} is an apocalyptic number.

2101432302102 is an abundant number, since it is smaller than the sum of its proper divisors (2701888689642).

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

2101432302102 is a wasteful number, since it uses less digits than its factorization.

2101432302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491244.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2101432302102 its reverse (2012032341012), we get a palindrome (4113464643114).

The spelling of 2101432302102 in words is "two trillion, one hundred one billion, four hundred thirty-two million, three hundred two thousand, one hundred two".