101020001221210 has 32 divisors (see below), whose sum is σ = 186290199648000. Its totient is φ = 39418381722240.

The previous prime is 101020001221177. The next prime is 101020001221229. The reversal of 101020001221210 is 12122100020101.

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, 8690910 + ... + 16660489.

It is an arithmetic number, because the mean of its divisors is an integer number (5821568739000).

Almost surely, 2^{101020001221210} is an apocalyptic number.

101020001221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101020001221210 is a deficient number, since it is larger than the sum of its proper divisors (85270198426790).

101020001221210 is a wasteful number, since it uses less digits than its factorization.

101020001221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25361166.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101020001221210 its reverse (12122100020101), we get a palindrome (113142101241311).

The spelling of 101020001221210 in words is "one hundred one trillion, twenty billion, one million, two hundred twenty-one thousand, two hundred ten".