1012210121010 has 64 divisors (see below), whose sum is σ = 2700153014400. Its totient is φ = 240754375680.

The previous prime is 1012210120979. The next prime is 1012210121047. The reversal of 1012210121010 is 101210122101.

It is a super-3 number, since 3×1012210121010³ (a number of 37 digits) contains 333 as substring.

It is a Curzon 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, 28919335 + ... + 28954314.

It is an arithmetic number, because the mean of its divisors is an integer number (42189890850).

Almost surely, 2^{1012210121010} is an apocalyptic number.

1012210121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012210121010 is an abundant number, since it is smaller than the sum of its proper divisors (1687942893390).

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

1012210121010 is a wasteful number, since it uses less digits than its factorization.

1012210121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57873723.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1012210121010 its reverse (101210122101), we get a palindrome (1113420243111).

The spelling of 1012210121010 in words is "one trillion, twelve billion, two hundred ten million, one hundred twenty-one thousand, ten".