2120141030042 has 16 divisors (see below), whose sum is σ = 3667871771520. Its totient is φ = 900295797168.

The previous prime is 2120141029969. The next prime is 2120141030141. The reversal of 2120141030042 is 2400301410212.

It is a junction number, because it is equal to n+sod(n) for n = 2120141029996 and 2120141030023.

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, 694671158 + ... + 694674209.

It is an arithmetic number, because the mean of its divisors is an integer number (229241985720).

Almost surely, 2^{2120141030042} is an apocalyptic number.

2120141030042 is a deficient number, since it is larger than the sum of its proper divisors (1547730741478).

2120141030042 is a wasteful number, since it uses less digits than its factorization.

2120141030042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389345485.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2120141030042 its reverse (2400301410212), we get a palindrome (4520442440254).

The spelling of 2120141030042 in words is "two trillion, one hundred twenty billion, one hundred forty-one million, thirty thousand, forty-two".