101420551020252 has 96 divisors (see below), whose sum is σ = 251450762886400. Its totient is φ = 31725846720000.

The previous prime is 101420551020247. The next prime is 101420551020301. The reversal of 101420551020252 is 252020155024101.

It is a super-2 number, since 2×101420551020252² (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 31 ways as a sum of consecutive naturals, for example, 100171752 + ... + 101179152.

Almost surely, 2^{101420551020252} is an apocalyptic number.

101420551020252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101420551020252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125725381443200).

101420551020252 is an abundant number, since it is smaller than the sum of its proper divisors (150030211866148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101420551020252 is a wasteful number, since it uses less digits than its factorization.

101420551020252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011587 (or 1011585 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 101420551020252 in words is "one hundred one trillion, four hundred twenty billion, five hundred fifty-one million, twenty thousand, two hundred fifty-two".