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101230230212013 = 3724111999372523
BaseRepresentation
bin10111000001000101111111…
…111010011000110110101101
3111021102111220210111112011010
4113001011333322120312231
5101232024002413241023
6555144305321415433
730215433321332220
oct2701057772306655
9437374823445133
10101230230212013
112a289554984a61
12b42b11b33a579
134463c7b6ca666
141add7d818d5b7
15ba836d40a093
hex5c117fe98dad

101230230212013 has 16 divisors (see below), whose sum is σ = 154319568892416. Its totient is φ = 57821853336240.

The previous prime is 101230230211951. The next prime is 101230230212077. The reversal of 101230230212013 is 310212032032101.

It is a de Polignac number, because none of the positive numbers 2k-101230230212013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101230230232013) 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, 999635631 + ... + 999736892.

It is an arithmetic number, because the mean of its divisors is an integer number (9644973055776).

Almost surely, 2101230230212013 is an apocalyptic number.

It is an amenable number.

101230230212013 is a deficient number, since it is larger than the sum of its proper divisors (53089338680403).

101230230212013 is a wasteful number, since it uses less digits than its factorization.

101230230212013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999374944.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 101230230212013 its reverse (310212032032101), we get a palindrome (411442262244114).

The spelling of 101230230212013 in words is "one hundred one trillion, two hundred thirty billion, two hundred thirty million, two hundred twelve thousand, thirteen".

Divisors: 1 3 7 21 2411 7233 16877 50631 1999372523 5998117569 13995607661 41986822983 4820487152953 14461461458859 33743410070671 101230230212013