2101535112004 has 6 divisors (see below), whose sum is σ = 3677686446014. Its totient is φ = 1050767556000.

The previous prime is 2101535111999. The next prime is 2101535112049. The reversal of 2101535112004 is 4002115351012.

It can be written as a sum of positive squares in only one way, i.e., 1189949359104 + 911585752900 = 1090848^2 + 954770^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2101535112004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262691888997 + ... + 262691889004.

Almost surely, 2^{2101535112004} is an apocalyptic number.

It is an amenable number.

2101535112004 is a deficient number, since it is larger than the sum of its proper divisors (1576151334010).

2101535112004 is a wasteful number, since it uses less digits than its factorization.

2101535112004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525383778005 (or 525383778003 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 2101535112004 in words is "two trillion, one hundred one billion, five hundred thirty-five million, one hundred twelve thousand, four".