2101002012212 has 6 divisors (see below), whose sum is σ = 3676753521378. Its totient is φ = 1050501006104.

The previous prime is 2101002012121. The next prime is 2101002012233. The reversal of 2101002012212 is 2122102001012.

It can be written as a sum of positive squares in only one way, i.e., 2061653735716 + 39348276496 = 1435846^2 + 198364^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262625251523 + ... + 262625251530.

It is an arithmetic number, because the mean of its divisors is an integer number (612792253563).

Almost surely, 2^{2101002012212} is an apocalyptic number.

It is an amenable number.

2101002012212 is a deficient number, since it is larger than the sum of its proper divisors (1575751509166).

2101002012212 is a wasteful number, since it uses less digits than its factorization.

2101002012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525250503057 (or 525250503055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101002012212 its reverse (2122102001012), we get a palindrome (4223104013224).

The spelling of 2101002012212 in words is "two trillion, one hundred one billion, two million, twelve thousand, two hundred twelve".