2101130400342 has 16 divisors (see below), whose sum is σ = 4204685669040. Its totient is φ = 699972655392.

The previous prime is 2101130400331. The next prime is 2101130400361. The reversal of 2101130400342 is 2430040311012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101024917 + ... + 101045712.

It is an arithmetic number, because the mean of its divisors is an integer number (262792854315).

Almost surely, 2^{2101130400342} is an apocalyptic number.

2101130400342 is an abundant number, since it is smaller than the sum of its proper divisors (2103555268698).

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

2101130400342 is a wasteful number, since it uses less digits than its factorization.

2101130400342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202072367.

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

Adding to 2101130400342 its reverse (2430040311012), we get a palindrome (4531170711354).

The spelling of 2101130400342 in words is "two trillion, one hundred one billion, one hundred thirty million, four hundred thousand, three hundred forty-two".