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10101000000 = 2635671337
BaseRepresentation
bin10010110100001000…
…10000011101000000
3222001221210222002010
421122010100131000
5131141324000000
64350151252520
7505212040410
oct113204203500
928057728063
1010101000000
114313829893
121b5a97a140
13c4c8c11a0
146bb734640
153e1badd50
hex25a110740

10101000000 has 784 divisors, whose sum is σ = 42226959488. Its totient is φ = 2073600000.

The previous prime is 10100999981. The next prime is 10101000023. The reversal of 10101000000 is 10101.

It is a Harshad number since it is a multiple of its sum of digits (3).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 272999982 + ... + 273000018.

Almost surely, 210101000000 is an apocalyptic number.

10101000000 is a gapful number since it is divisible by the number (10) 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 10101000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21113479744).

10101000000 is an abundant number, since it is smaller than the sum of its proper divisors (32125959488).

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

10101000000 is an frugal number, since it uses more digits than its factorization.

10101000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 3.

Adding to 10101000000 its reverse (10101), we get a palindrome (10101010101).

Multiplying 10101000000 by its reverse (10101), we get a square (102030201000000 = 101010002).

10101000000 divided by its reverse (10101) gives a 6-th power (1000000 = 106).

The spelling of 10101000000 in words is "ten billion, one hundred one million", and thus it is an aban number.