101257045780270 has 32 divisors (see below), whose sum is σ = 184894459793856. Its totient is φ = 39918378259200.

The previous prime is 101257045780229. The next prime is 101257045780313. The reversal of 101257045780270 is 72087540752101.

It is a super-2 number, since 2×101257045780270² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22930501 + ... + 26987440.

It is an arithmetic number, because the mean of its divisors is an integer number (5777951868558).

Almost surely, 2^{101257045780270} is an apocalyptic number.

101257045780270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101257045780270 is a deficient number, since it is larger than the sum of its proper divisors (83637414013586).

101257045780270 is a wasteful number, since it uses less digits than its factorization.

101257045780270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49920876.

The product of its (nonzero) digits is 1097600, while the sum is 49.

The spelling of 101257045780270 in words is "one hundred one trillion, two hundred fifty-seven billion, forty-five million, seven hundred eighty thousand, two hundred seventy".