2101315545802 has 32 divisors (see below), whose sum is σ = 3468533400000. Its totient is φ = 946831065600.

The previous prime is 2101315545767. The next prime is 2101315545803. The reversal of 2101315545802 is 2085455131012.

It is not an unprimeable number, because it can be changed into a prime (2101315545803) 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, 993402 + ... + 2278042.

It is an arithmetic number, because the mean of its divisors is an integer number (108391668750).

Almost surely, 2^{2101315545802} is an apocalyptic number.

2101315545802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2101315545802 is a deficient number, since it is larger than the sum of its proper divisors (1367217854198).

2101315545802 is a wasteful number, since it uses less digits than its factorization.

2101315545802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285302.

The product of its (nonzero) digits is 48000, while the sum is 37.

The spelling of 2101315545802 in words is "two trillion, one hundred one billion, three hundred fifteen million, five hundred forty-five thousand, eight hundred two".