2142110140401 has 16 divisors (see below), whose sum is σ = 3560910363648. Its totient is φ = 1112784488400.

The previous prime is 2142110140369. The next prime is 2142110140403. The reversal of 2142110140401 is 1040410112412.

It is not a de Polignac number, because 2142110140401 - 2⁵ = 2142110140369 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2142110140403) 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, 4636601805 + ... + 4636602266.

It is an arithmetic number, because the mean of its divisors is an integer number (222556897728).

Almost surely, 2^{2142110140401} is an apocalyptic number.

2142110140401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2142110140401 is a deficient number, since it is larger than the sum of its proper divisors (1418800223247).

2142110140401 is a wasteful number, since it uses less digits than its factorization.

2142110140401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9273204092.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 2142110140401 its reverse (1040410112412), we get a palindrome (3182520252813).

The spelling of 2142110140401 in words is "two trillion, one hundred forty-two billion, one hundred ten million, one hundred forty thousand, four hundred one".