101011021001210 has 16 divisors (see below), whose sum is σ = 183487909710600. Its totient is φ = 40033725754176.

The previous prime is 101011021001197. The next prime is 101011021001221. The reversal of 101011021001210 is 12100120110101.

It can be written as a sum of positive squares in 4 ways, for example, as 83911993801801 + 17099027199409 = 9160349^2 + 4135097^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101011021001191 and 101011021001200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46335329645 + ... + 46335331824.

Almost surely, 2^{101011021001210} is an apocalyptic number.

101011021001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101011021001210 is a deficient number, since it is larger than the sum of its proper divisors (82476888709390).

101011021001210 is a wasteful number, since it uses less digits than its factorization.

101011021001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92670661585.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101011021001210 its reverse (12100120110101), we get a palindrome (113111141111311).

The spelling of 101011021001210 in words is "one hundred one trillion, eleven billion, twenty-one million, one thousand, two hundred ten".