1012111212110 has 64 divisors (see below), whose sum is σ = 1841754651264. Its totient is φ = 400438272000.

The previous prime is 1012111212103. The next prime is 1012111212139. The reversal of 1012111212110 is 112121112101.

It is a congruent 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, 373333655 + ... + 373336365.

It is an arithmetic number, because the mean of its divisors is an integer number (28777416426).

Almost surely, 2^{1012111212110} is an apocalyptic number.

1012111212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012111212110 is a deficient number, since it is larger than the sum of its proper divisors (829643439154).

1012111212110 is a wasteful number, since it uses less digits than its factorization.

1012111212110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1012111212110 its reverse (112121112101), we get a palindrome (1124232324211).

It can be divided in two parts, 1012111 and 212110, that added together give a palindrome (1224221).

The spelling of 1012111212110 in words is "one trillion, twelve billion, one hundred eleven million, two hundred twelve thousand, one hundred ten".