101220001010010 has 96 divisors (see below), whose sum is σ = 263399307312960. Its totient is φ = 26968690003200.

The previous prime is 101220001009979. The next prime is 101220001010021. The reversal of 101220001010010 is 10010100022101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101220001009974 and 101220001010001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2584694830 + ... + 2584733990.

It is an arithmetic number, because the mean of its divisors is an integer number (2743742784510).

Almost surely, 2^{101220001010010} is an apocalyptic number.

101220001010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101220001010010 is an abundant number, since it is smaller than the sum of its proper divisors (162179306302950).

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

101220001010010 is a wasteful number, since it uses less digits than its factorization.

101220001010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63244 (or 63241 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101220001010010 its reverse (10010100022101), we get a palindrome (111230101032111).

The spelling of 101220001010010 in words is "one hundred one trillion, two hundred twenty billion, one million, ten thousand, ten".